1 | // |
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2 | // UnresolvedAttributeBlob.cs |
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3 | // |
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4 | // Author: |
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5 | // Daniel Grunwald <daniel@danielgrunwald.de> |
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6 | // |
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7 | // Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team |
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8 | // |
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9 | // Permission is hereby granted, free of charge, to any person obtaining a copy |
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10 | // of this software and associated documentation files (the "Software"), to deal |
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11 | // in the Software without restriction, including without limitation the rights |
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12 | // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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13 | // copies of the Software, and to permit persons to whom the Software is |
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14 | // furnished to do so, subject to the following conditions: |
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15 | // |
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16 | // The above copyright notice and this permission notice shall be included in |
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17 | // all copies or substantial portions of the Software. |
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18 | // |
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19 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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20 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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21 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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22 | // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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23 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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24 | // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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25 | // THE SOFTWARE. |
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26 | |
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27 | using System; |
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28 | using System.Collections.Generic; |
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29 | |
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30 | namespace ICSharpCode.NRefactory.TypeSystem.Implementation |
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31 | { |
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32 | /// <summary> |
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33 | /// <c>IUnresolvedAttribute</c> implementation that loads the arguments from a binary blob. |
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34 | /// </summary> |
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35 | [Serializable] |
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36 | public sealed class UnresolvedAttributeBlob : IUnresolvedAttribute, ISupportsInterning |
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37 | { |
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38 | internal readonly ITypeReference attributeType; |
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39 | internal readonly IList<ITypeReference> ctorParameterTypes; |
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40 | internal readonly byte[] blob; |
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41 | |
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42 | public UnresolvedAttributeBlob(ITypeReference attributeType, IList<ITypeReference> ctorParameterTypes, byte[] blob) |
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43 | { |
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44 | if (attributeType == null) |
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45 | throw new ArgumentNullException("attributeType"); |
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46 | if (ctorParameterTypes == null) |
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47 | throw new ArgumentNullException("ctorParameterTypes"); |
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48 | if (blob == null) |
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49 | throw new ArgumentNullException("blob"); |
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50 | this.attributeType = attributeType; |
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51 | this.ctorParameterTypes = ctorParameterTypes; |
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52 | this.blob = blob; |
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53 | } |
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54 | |
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55 | DomRegion IUnresolvedAttribute.Region { |
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56 | get { return DomRegion.Empty; } |
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57 | } |
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58 | |
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59 | public IAttribute CreateResolvedAttribute(ITypeResolveContext context) |
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60 | { |
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61 | if (context.CurrentAssembly == null) |
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62 | throw new InvalidOperationException("Cannot resolve CecilUnresolvedAttribute without a parent assembly"); |
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63 | return new CecilResolvedAttribute(context, this); |
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64 | } |
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65 | |
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66 | int ISupportsInterning.GetHashCodeForInterning() |
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67 | { |
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68 | return attributeType.GetHashCode() ^ ctorParameterTypes.GetHashCode() ^ BlobReader.GetBlobHashCode(blob); |
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69 | } |
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70 | |
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71 | bool ISupportsInterning.EqualsForInterning(ISupportsInterning other) |
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72 | { |
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73 | UnresolvedAttributeBlob o = other as UnresolvedAttributeBlob; |
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74 | return o != null && attributeType == o.attributeType && ctorParameterTypes == o.ctorParameterTypes |
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75 | && BlobReader.BlobEquals(blob, o.blob); |
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76 | } |
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77 | } |
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78 | } |
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